点燃蜡烛的同时也投下了阴影。
To light a candle is to cast a shadow.
The eagle never lost so much time as when he submitted to learn of the crow.
世界是一种我们已忘记如何言说的语言。
Precision is not just a goal in our experiments; it's the very language through which nature speaks to us.
"The only limit to our realization of tomorrow is our doubts of today."